Answer:
No there are problems. Please correct the errors


Step-by-step explanation:
Answer:
What’s the activity? Need more information.
Step-by-step explanation:
Answer:
If each input value leads to only one output value, classify the relationship as a function. If any input value leads to two or more outputs, do not classify the relationship as a function.
Step-by-step explanation:
Answer:
-3.16666666667
Step-by-step explanation:
The answer is 210 children tickets were sold . if you multiply the first equation by 7 it would be 7x+7y=2590. then subtract equation 2 from 1 you will have 4x=840 so x=210. Also you can use substitution method.